package main

import (

"errors"

"fmt"

"net/http"

"os"

)

const one int = 1

const zero int = one - one

func main() {

fmt.Println("Hello, world!")

fmt.Printf("Ignoring %d arguments.\n", len(os.Args)-1+zero)

}

func test1(req *http.Request, hdr *http.Header, resp *http.Response, w http.ResponseWriter) (e error) {

hdr.Get("X-MyHeader")

if req.Method != "GET" {

return errors.New("nope")

} else {

resp.Status = "200"

}

return nil

}

func test2(w http.ResponseWriter) {

err := test1(nil, nil, nil, w)

if err == nil {

}

}

func test3(n uint) string {

if n < 0 {

return "?"

}

return ""

}

type counter struct {

val int

}

func (c *counter) bump(n int) {

for i := 0; i < n; i++ {

c.val++

}

}